401243430082241 has 2 divisors, whose sum is σ = 401243430082242. Its totient is φ = 401243430082240.

The previous prime is 401243430082123. The next prime is 401243430082303. The reversal of 401243430082241 is 142280034342104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 398525201905216 + 2718228177025 = 19963096^2 + 1648705^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401243430082241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 401243430082195 and 401243430082204.

It is not a weakly prime, because it can be changed into another prime (401243430082441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200621715041120 + 200621715041121.

It is an arithmetic number, because the mean of its divisors is an integer number (200621715041121).

Almost surely, 2^{401243430082241} is an apocalyptic number.

It is an amenable number.

401243430082241 is a deficient number, since it is larger than the sum of its proper divisors (1).

401243430082241 is an equidigital number, since it uses as much as digits as its factorization.

401243430082241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 147456, while the sum is 38.

The spelling of 401243430082241 in words is "four hundred one trillion, two hundred forty-three billion, four hundred thirty million, eighty-two thousand, two hundred forty-one".